Db9 schema for shiring

Lately most of the people use DB9 cables for shiring in their receivers to watch scrambled channels but some of them don't know how this kind of cables work or how it's schema look like even so there is some people who want to make a long distance cable so they can move to any place they want easily  and without any problems so they should know how DB9 schema look like and what they suppose to do to make work perfectly .

the first thing that you should do before making your cable ready is that you get your receiver and and computer ready for this by getting shiring programs like Obox, gladiatore ...etc and for the reciever you should set the protocol you want to use ( twin protocol or Gbox sssp ) for people who have starsat 1200 D with tiger update  it's ECM .

so the below picture show you how the schema of DB9 cable look like :


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